Objectives : The purpose of this study is to provide grounds for the development of preparation of Korean medicine through investigating the usage of smoking preparation, fumigant and buccal preparations in "Dongeuibogam". Methods : We have researched the usage of related preparations as following procedure : 1. Choosing a related words such as combustion(燒, 燎, 燃) smoking(烟), fumigation(熏, 熏烟, 熏洗), inhalation(聞, 嗅, ?), holding in mouth(含, ?). 2. Searching sentences : We have searched sentences containing the related words in "Dongeuibogam", analyzed the selected sentences and made tables of the usage including indication, formula, material. Conclusions : 1. Smoking preparations and Fumigant can be classified into two different groups : 1) internal usage for the treatment of internal diseases such as dizziness, congestion, stroke, cough. 2) external usage for the treatment of wounds, sores, genital diseases, anal disease and for the prevention of diseases. 2. Buccal preparation is mainly used for the treatment of mouth, tongue, throat and lung diseases. 3. These preparations have been used not only for external diseases but internal diseases. 4. Each preparation has chief herbs for its peculiar properties of treatment.